Home / 1,082,605.40-1,623,908.10-334,650.20

Finding the Fourth Proportional to 1,082,605.40, 1,623,908.10 and 334,650.20

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Solution

The fourth proportional to 1,082,605.40, 1,623,908.10 and 334,650.20 is: 501,975.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,605.40 : 1,623,908.10 = 334,650.20 : x
  2. Step 2: Convert to fraction form
    1,082,605.40/1,623,908.10 = 334,650.20/x
  3. Step 3: Cross multiply
    1,082,605.40x = 1,623,908.10 × 334,650.20
  4. Step 4: Simplify right side
    1,082,605.40x = 543,441,170,446.62
  5. Step 5: Solve for x
    x = 543,441,170,446.62/1,082,605.40
  6. Step 6: Final answer
    x = 501,975.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.